function show_name_field (_obj)
{
	if (document.getElementById('order_name').value == 'Інше')
		document.getElementById('name_other_row').style.display = '';
	else
		document.getElementById('name_other_row').style.display = 'none';
}

function show_format_field()
{
	if (document.getElementById('order_format').value == 'Інше') {
		document.getElementById('format_row').cells[0].style.visibility = 'visible';
		document.getElementById('format_row').cells[1].style.visibility = 'visible';
	} else {
		document.getElementById('format_row').cells[0].style.visibility = 'hidden';
		document.getElementById('format_row').cells[1].style.visibility = 'hidden';
	}
}

function submit_order_form ()
{
	var error = false;
	var reg_email = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	if (document.getElementById('order_name').value == '') {
		document.getElementById('label_name').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_name').innerHTML = '';
	}

	if (document.getElementById('order_name').value == 'Інше' && document.getElementById('order_name_other').value == '') {
		document.getElementById('label_name_other').innerHTML = lang.must_be_not_empty;
		error = true;
	} else {
		document.getElementById('label_name_other').innerHTML = '';
	}

	if (document.getElementById('order_path').value == '') {
		document.getElementById('label_path').innerHTML = lang.must_be_not_empty;
		error = true;
	} else {
		document.getElementById('label_path').innerHTML = '';
	}

	if (document.getElementById('order_tyrazh').value == '') {
		document.getElementById('label_tyrazh').innerHTML = lang.must_be_not_empty;
		error = true;
	} else {
		document.getElementById('label_tyrazh').innerHTML = '';
	}

	if (document.getElementById('order_color').value == '') {
		document.getElementById('label_color').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_color').innerHTML = '';
	}

	if (document.getElementById('order_material').value == '') {
		document.getElementById('label_material').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_material').innerHTML = '';
	}
	if (document.getElementById('order_gramatura').value == '') {
		document.getElementById('label_gramatura').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_gramatura').innerHTML = '';
	}

	if (document.getElementById('order_format').value == '') {
		document.getElementById('label_format').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_format').innerHTML = '';
	}

	if (document.getElementById('order_format').value == 'Інше' && document.getElementById('order_format_other').value == '') {
		document.getElementById('label_format_other').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_format').innerHTML = '';
	}

	if (document.getElementById('order_oplata').value == '') {
		document.getElementById('label_oplata').innerHTML = lang.you_do_not_choose;
		error = true;
	} else {
		document.getElementById('label_oplata').innerHTML = '';
	}

	if (reg_email.test(document.getElementById('order_email').value)) {
		document.getElementById('label_email').innerHTML = '';
	} else {
		error = true;
		document.getElementById('label_email').innerHTML = lang.incorrect_email;
	}
	if (document.getElementById('order_contact').value == '') {
		document.getElementById('label_contact').innerHTML = lang.must_be_not_empty;
		error = true;
	} else {
		document.getElementById('label_contact').innerHTML = '';
	}

	if (!error) {
		document.getElementById('order_form').submit();
	}
}